- 197 Views
- 3 replies
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Using Databricks for Real-Time App Data
I’m exploring how to handle real-time data for an application and I keep seeing Databricks recommended as a strong option — especially with its support for streaming pipelines, Delta Live Tables, and integrations with various event sources. That said...
- 197 Views
- 3 replies
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Databricks is very effective for real-time app data because it supports streaming data processing using Apache Spark and Delta Lake. It helps handle large data volumes, provides low-latency analytics, and makes it easier to build scalable event-drive...
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- 11298 Views
- 7 replies
- 2 kudos
Alter table to add/update multiple column comments
I was wondering if there's a way to alter table and add/update comments for multiple columns at once using SQL or API calls. For instance - ALTER TABLE <table_name> CHANGE COLUMN <col1> COMMENT '<comment1>',CHANGE COLUMN <col2> COMMENT 'comment2' ; ...
- 11298 Views
- 7 replies
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The correct SQL syntax for this is:ALTER TABLE your_table_name ALTER COLUMN col1 COMMENT 'comment1', col2 COMMENT 'comment2', col3 COMMENT 'comment3';
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- 92 Views
- 0 replies
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Databricks Advent Calendar 2025 #9
Tags, whether manually assigned or automatically assigned by the “data classification” service, can be protected using policies. Column masking can automatically mask columns with a given tag for all except some with elevated access.
- 92 Views
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- 2 kudos
- 177 Views
- 3 replies
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How to Connect Databricks with Web and Mobile Apps
Hi everyone,I’m exploring ways to leverage Databricks for building data-driven web and mobile applications and wanted to get some insights from this community. Databricks is great for processing large datasets, running analytics, and building machine...
- 177 Views
- 3 replies
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Check Databricks Apps - you pass databricks resources and then use databricks-sdk to interact with them.
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- 79 Views
- 0 replies
- 1 kudos
Databricks Advent Calendar 2025 #8
Data classification automatically tags Unity Catalog tables and is now available in system tables as well.
- 79 Views
- 0 replies
- 1 kudos
- 628 Views
- 1 replies
- 3 kudos
Data Engineering Lessons
Getting into the data space can feel overwhelming, with so many tools, terms, and technologies. But after years inExpect failure. Design for it.Jobs will fail. The data will be late. Build systems that can recover gracefully, and continually monitor ...
- 628 Views
- 1 replies
- 3 kudos
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Hi @boitumelodikoko A few more principles I always share with people entering the data space:Observability is non-negotiable.If you can’t see what your pipelines are doing, you can’t fix what breaks.Good logging, metrics, and alerts save countless ho...
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- 104 Views
- 0 replies
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Databricks Advent Calendar 2025 #7
Imagine all a data engineer or analyst needs to do to read from a REST API is use spark.read(), no direct request calls, no manual JSON parsing - just spark .read. That’s the power of a custom Spark Data Source. Soon, we will see a surge of open-sour...
- 104 Views
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- 126 Views
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Databricks Advent Calendar 2025 #6
DBX is one of the most crucial projects of dblabs this year, and we can expect that more and more great checks from it will be supported natively in databricks. More about dbx on https://databrickslabs.github.io/dqx/
- 126 Views
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- 2 kudos
- 1095 Views
- 2 replies
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On Demand Pool Configuration & Policy definition
I'm using Job cluster and created compute policies for library management and now I'm trying to use pools in databricks. I'm getting error like this : Cluster validation error: Validation failed for azure_attributes.spot_bid_max_price from pool, the ...
- 1095 Views
- 2 replies
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This error occurs because instance pools require a concrete spot bid max price value, even if the cluster policy marks it as unlimited. Set an explicit value (e.g., 100) directly in the instance pool configuration, or switch the pool to on-demand nod...
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- 5216 Views
- 2 replies
- 2 kudos
How to resolve "cannot import name 'Iterable' from 'collections'" error?
I'm running a DBR/Spark job using a container. I've set docker_image.url to `docker.io/databricksruntime/standard:13.3-LTS`, as well as the Spark env var `DATABRICKS_RUNTIME_VERSION=13.3`. At runtime, however, I'm encountering this error: ImportError...
- 5216 Views
- 2 replies
- 2 kudos
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Go to Compute → Your Cluster / Job ComputeChange Databricks Runtime to:Databricks Runtime 13.3 LTSRe-run your job with the same container.
- 2 kudos
- 316 Views
- 6 replies
- 4 kudos
Extract all users from Databricks Groups
Hey everyone,we are trying to get an overview of all users that we have in our databricks groups. We have tried to do so with the REST API as well as the SQL-queries (with normal developer accounts as well as workspace administrator accounts). The pr...
- 316 Views
- 6 replies
- 4 kudos
- 4 kudos
Use the Databricks SQL system users tableSELECT * FROM system.usersOnly shows fully provisioned users Users pending invitation may not appear.
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- 189 Views
- 2 replies
- 1 kudos
How to create a lakebase table ?
Hi databricks community, I want to create a lakebase table that is synced with the delta table . So whenever the delta table is updated the changes should be available in lakebase table. Now I want to create a databricks streamlit application and ma...
- 189 Views
- 2 replies
- 1 kudos
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Yes, it’s possible to have a Lakehouse table synced with a Delta table in Unity Catalog. You have a few options:Direct read: Register the Delta table in Unity Catalog and query it directly from your Streamlit app.Delta Live Tables (DLT): Create a DLT...
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- 129 Views
- 1 replies
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Databricks Advent Calendar 2025 #5
When something goes wrong, and your pattern is doing MERGEs per day in your jobs, backfill jobs will help you to reload many days in one shot.
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Full link of the actual blog for reference - https://www.databricks.com/blog/announcing-backfill-runs-lakeflow-jobs-higher-quality-downstream-data
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- 204 Views
- 1 replies
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Databricks Advent Calendar 2025
With the first day of December comes the first window of our Databricks Advent Calendar. It’s a perfect time to look back at this year’s biggest achievements and surprises — and to dream about the new “presents” the platform may bring us next year. ...
- 204 Views
- 1 replies
- 4 kudos
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Fantastic kickoff to the Databricks Advent Calendar 2025 , appreciate you steering the series, @Hubert-Dudek!
- 4 kudos
- 123 Views
- 1 replies
- 1 kudos
Help me with the databricks streamlit application related doubt
Hi Databricks community ,Hi I have a doubt regarding databricks streamlit application . I have a databricks streamlit application that takes input values from the user through streamlit UI. Now I want to store these input values in a delta table in U...
- 123 Views
- 1 replies
- 1 kudos
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Hi @gokkul ,Your app service principal needs to have a proper permission to write to UC table. You also need to use python databricks sdk to interact with UC object (i.e read/save a table).You can get some inspiration from following databricks cookbo...
- 1 kudos
